RC998 is a friendly charger Able to charge a lot of times so called "non-rechargeable batteries" because they are usually damaged by heat from classical chargers: alkaline and saline batteries.
RC998 is an intelligent charger incorporating a "real-time detector chip" enabling it to adapt to different kinds of alkaline and saline batteries as well as rechargeable cells (NiCad, Ni-MH).When the batteries are full, RC998 stops its charging and blinks.